20161358308

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{11863}}^1$

素因数の和:11946

約数の個数: 144

約数和(自身を含む): 47716058880

約数和(自身を除く): 27554700572

約数列:

[1, 2, 4, 7, 13, 14, 23, 26, 28, 29, 46, 49, 52, 58, 91, 92, 98, 116, 161, 182, 196, 203, 299, 322, 364, 377, 406, 598, 637, 644, 667, 754, 812, 1127, 1196, 1274, 1334, 1421, 1508, 2093, 2254, 2548, 2639, 2668, 2842, 4186, 4508, 4669, 5278, 5684, 8372, 8671, 9338, 10556, 11863, 14651, 17342, 18473, 18676, 23726, 29302, 32683, 34684, 36946, 47452, 58604, 60697, 65366, 73892, 83041, 121394, 130732, 154219, 166082, 242788, 272849, 308438, 332164, 344027, 424879, 545698, 581287, 616876, 688054, 849758, 1079533, 1091396, 1162574, 1376108, 1699516, 1909943, 2159066, 2325148, 2408189, 3547037, 3819886, 4318132, 4472351, 4816378, 7094074, 7556731, 7639772, 7912621, 8944702, 9632756, 13369601, 14188148, 15113462, 15825242, 16857323, 17889404, 24829259, 26739202, 30226924, 31306457, 31650484, 33714646, 49658518, 53478404, 55388347, 62612914, 67429292, 99317036, 102864073, 110776694, 125225828, 173804813, 205728146, 219145199, 221553388, 347609626, 387718429, 411456292, 438290398, 695219252, 720048511, 775436858, 876580796, 1440097022, 1550873716, 2880194044, 5040339577, 10080679154, 20161358308]

約数ペア:

[(1, 20161358308), (2, 10080679154), (4, 5040339577), (7, 2880194044), (13, 1550873716), (14, 1440097022), (23, 876580796), (26, 775436858), (28, 720048511), (29, 695219252), (46, 438290398), (49, 411456292), (52, 387718429), (58, 347609626), (91, 221553388), (92, 219145199), (98, 205728146), (116, 173804813), (161, 125225828), (182, 110776694), (196, 102864073), (203, 99317036), (299, 67429292), (322, 62612914), (364, 55388347), (377, 53478404), (406, 49658518), (598, 33714646), (637, 31650484), (644, 31306457), (667, 30226924), (754, 26739202), (812, 24829259), (1127, 17889404), (1196, 16857323), (1274, 15825242), (1334, 15113462), (1421, 14188148), (1508, 13369601), (2093, 9632756), (2254, 8944702), (2548, 7912621), (2639, 7639772), (2668, 7556731), (2842, 7094074), (4186, 4816378), (4508, 4472351), (4669, 4318132), (5278, 3819886), (5684, 3547037), (8372, 2408189), (8671, 2325148), (9338, 2159066), (10556, 1909943), (11863, 1699516), (14651, 1376108), (17342, 1162574), (18473, 1091396), (18676, 1079533), (23726, 849758), (29302, 688054), (32683, 616876), (34684, 581287), (36946, 545698), (47452, 424879), (58604, 344027), (60697, 332164), (65366, 308438), (73892, 272849), (83041, 242788), (121394, 166082), (130732, 154219)]